【Safety】Upgraded Open-Cover-Stop type. When open the cover, the machine will automatically stop, making the operation safer and more compliance with ergonomics.With overload protection function, when overwork is turned on, it automatically turns off and restarts easily. There is buckle design, there is no powder leakage during milling. 【Applied to various materials】 It is applied to milling work of dried food such as herbal medicine ( Sanqi ,Ejiao, ...), cereal (red bean,mung bean ...), spice (chilli, octagon ...). 【High Speed】 With swing type milling and copper electric machinery, the material can be grind into fine power in just one minute.